McNair Interests

McNair Interests is a private investment and management company based in Houston, Texas, founded in 1994. The firm specializes in asset management, focusing on private equity, venture capital, and real estate. Its investment portfolio spans various sectors, including real estate, life sciences, energy, technology, and financial services. McNair Interests targets a diverse range of assets, such as mixed-use developments, multifamily residential properties, hospitality, single-family homes, office spaces, life science laboratories, industrial properties, and ranchland conservation. Additionally, the firm invests in innovative healthcare solutions, particularly in early disease detection, cancer immunotherapy, and neuromodulation therapies.

Heather Loessberg

Vice President and Controller

Les Strech

Chief Operations Officer and Managing Principal

3 past transactions

EndoQuest Robotics

Series C in 2023
EndoQuest Robotics is a medical equipment manufacturing company specializing in the development of advanced endoluminal robotic surgical systems. The company focuses on creating next-generation microsurgical robotic devices designed to perform procedures in delicate areas of the body that are difficult to reach with existing technology. By innovating in this field, EndoQuest Robotics aims to enable surgeons to deliver cost-effective and novel treatment options for patients, enhancing the capabilities of medical professionals in complex surgical environments.

Dominion Aesthetic Technologies

Series B in 2021
Dominion Aesthetic Technologies, Inc. is a medical device company based in San Antonio, Texas, specializing in the development of aesthetic laser technologies. Founded in 2015, the company focuses on creating innovative robotic laser platforms for body contouring. Its flagship product, eon FR, is a non-invasive, non-contact device that delivers laser energy for effective fat reduction in the abdomen, and it is FDA cleared for this application. Dominion Aesthetic Technologies aims to provide aesthetic physicians and practitioners with advanced solutions that enhance patient care and outcomes. The company leverages the expertise of a scientific advisory committee composed of leading specialists to guide its product development and ensure the delivery of cutting-edge technologies that offer significant advantages over existing devices.

Shower Stream

Seed Round in 2017
Shower Stream, based in Austin, Texas, specializes in designing and manufacturing innovative motion-activated shower head adapters aimed at reducing water waste in the hospitality industry. The company addresses significant financial losses faced by hotels, which amount to $3 billion annually due to wasted water and associated costs. Shower Stream offers the first IoT shower head as-a-service solution tailored for hotels, enabling them to enhance guest experiences without compromising on water efficiency. The high-quality shower head is installed at no cost, allowing hotels to achieve substantial savings—approximately $2 in utility savings for every dollar spent on the service. Additionally, Shower Stream employs AI and machine learning to provide analytics and maintenance services that help large hotel operators significantly reduce operating expenses. Currently, the company is conducting a paid demonstration at a Navy Lodge and has launched its first commercial version with Extended Stay America, while maintaining a robust pipeline that includes five hotel brands and a total of 1.2 million rooms.
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